Home / 775,920.52-1,070,646.97-436,323.16

Finding the Fourth Proportional to 775,920.52, 1,070,646.97 and 436,323.16

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Solution

The fourth proportional to 775,920.52, 1,070,646.97 and 436,323.16 is: 602,056.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,920.52 : 1,070,646.97 = 436,323.16 : x
  2. Step 2: Convert to fraction form
    775,920.52/1,070,646.97 = 436,323.16/x
  3. Step 3: Cross multiply
    775,920.52x = 1,070,646.97 × 436,323.16
  4. Step 4: Simplify right side
    775,920.52x = 467,148,069,194.83
  5. Step 5: Solve for x
    x = 467,148,069,194.83/775,920.52
  6. Step 6: Final answer
    x = 602,056.60

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.